package com.atguigu.gulimall.product.config;

import com.baomidou.mybatisplus.annotation.DbType;
import com.baomidou.mybatisplus.autoconfigure.ConfigurationCustomizer;
import com.baomidou.mybatisplus.extension.plugins.MybatisPlusInterceptor;
import com.baomidou.mybatisplus.extension.plugins.PaginationInterceptor;
import com.baomidou.mybatisplus.extension.plugins.inner.PaginationInnerInterceptor;
import org.mybatis.spring.annotation.MapperScan;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.transaction.annotation.EnableTransactionManagement;

/**
 * @program: gulimall
 * @description:
 * @author: 江天赐
 * @create: 2022-07-09 10:38
 */
@Configuration
@EnableTransactionManagement //开启事务
@MapperScan("com.atguigu.gulimall.product.dao")
public class MyBatisConfig {
    //引入分页插件
//    @Bean
//    public PaginationInterceptor paginationInterceptor() {
//        PaginationInterceptor paginationInterceptor = new PaginationInterceptor();
//        //设置请求的页面大于最大也操作，true调回到首页，false继续请求，默认false
//        paginationInterceptor.setOverflow(true);
//        //设置最大单页限制数量，默认500条，-1不受限制
//        paginationInterceptor.setLimit(1000);
//        return paginationInterceptor;
//    }

    /**
     * 新的分页插件,一缓和二缓遵循mybatis的规则,需要设置 MybatisConfiguration#useDeprecatedExecutor = false 避免缓存出现问题(该属性会在旧插件移除后一同移除)
     */
    @Bean
    public MybatisPlusInterceptor mybatisPlusInterceptor() {
        MybatisPlusInterceptor interceptor = new MybatisPlusInterceptor();
        interceptor.addInnerInterceptor(new PaginationInnerInterceptor(DbType.MYSQL));
        return interceptor;
    }

    @Bean
    public ConfigurationCustomizer configurationCustomizer() {
        return configuration -> configuration.setUseDeprecatedExecutor(false);
    }
}
